题型：问答题 简答题 完形填空。 My dream home is very big and clean. It is near the 1 . I can watch the sea and play volleyball on the beach. On the 2 floor, there is a dining room. All the family 3 there. My grandparents live 4 us inthis big house. Their room is on the first floor (层), too. I always talk with them and help them do somehousework at weekends. 5 bedroom is on the second floor. There is a big balcony (阳台) in my bedroom. I can play games, read books and talk with my friends there. There is also a bed in my bedroom, but I 6 lie in the bed to read books 7 I know it isn't good for my eyes. My parents' roomis next to my room. It's also very big and clean. There is a big and nice garden behind the 8 house. There are many flowers and vegetables in it. Near the flowers and vegetables is a big tree. In summer, I can sit under the 9 with my family and we always have a good time there. Behind the garden, there is a swimming pool. I can 10 in it with my friends in summer. I think it is very comfortable (舒服) to live in my dream home.( )1. A. sea ( )2. A. first ( )3. A. wash clothes( )4. A. at ( )5. A. Their ( )6. A. sometimes( )7. A. or ( )8. A. big ( )9. A. flowers ( )10. A. walk B. riverB. secondB. buy clothesB. withB. HerB. usuallyB. becauseB. smallB. grassB. swimC. shop C. thirdC. have dinnerC. for C. Our C. oftenC. but C. old C. tree C. run D. school D. fourth D. have a picnicD. to D. My D. never D. then D. tall D. leaves D. sleep 查看答案
题型：问答题 简答题 将一片刚摘下的叶片浸在盛有70℃左右热水的烧杯中，叶片的表面产生了许多气泡，而且实验显示叶片背面的气泡比正面多，由此可以说明（ ）A．叶片背面的呼吸作用比正面强B．叶片正面的呼吸作用比背面强C．叶片背面表皮上的气孔数目比正面的多D．叶片正面表皮上的气孔数目比背面的多 查看答案